Vitamin A is one. You get carotenoids from the such as beta carotene from red, orange, yellow, and green vegetables. And you can turn those into retinol, which is the animal-based form of vitamin A that we need in our bodies. Being a bad converter genetically is very common. On average, the left half has a two-fold reduction in their ability to get vitamin A from plant foods compared to the right half.
Chris Masterjohn earned his PhD in Nutritional Sciences from the University of Connecticut in 2012. He served as a postdoctoral research associate in the Comparative Biosciences department of the College of Veterinary Medicine at the University of Illinois at Urbana-Champaign. From August 2014 to December 2016, he served as Assistant Professor of Health and Nutrition Sciences at Brooklyn College, part of the City University of New York.
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